Dilations Review

Front

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image for A(3,3) B(6,6) C(9,3)?

Back

A'(9,9) B'(18,18) C'(27,9)

Front

Choose the correct scale factor: Options: 2, 3, 1/3, 1/2

Back

2

Front

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

Back

¼

Front

Dilate Point B by a scale factor of 1/2. Options: (1.5,-4), (-1.5,1), (-1,-1.5), (-2,-2)

Back

(-1.5,1)

Front

A dilation is which of the following: only an enlargement, only a reduction, either an enlargement or a reduction, neither an enlargement or a reduction.

Back

Either an enlargement or a reduction

Front

Is the transformation a dilation?

Back

Yes, scale factor is the same.

Front

The __________ is the ratio of a length of the new figure to the corresponding length on the original figure.

Back

scale factor

Front

A scale factor of less than one means

Back

That the image will be a reduction of the pre-image.

Front

Back

B

Front

In a dilation, what mathematical operation is used with the scale factor?

Back

multiplication